<%= form_tag csv_create_ruiqu_business_companies_path, method: 'post', enctype: 'multipart/form-data' do %>
  <input type="file" role="button" name="data_file" accept=".csv" class="btn btn-default btn-warning btn-lg" value="导入">
  <button type="submit" class="btn btn-primary" style="width:120px;margin-top:30px;">提交</button>
<% end %>
